Adjust join token expiry for event dates

app/Services/EventJoinTokenService.php

@@ -27,14 +27,21 @@ class EventJoinTokenService
             ];
 
             if ($expiresAt = Arr::get($attributes, 'expires_at')) {
-                $payload['expires_at'] = $expiresAt instanceof Carbon
+                $resolvedExpiry = $expiresAt instanceof Carbon
                     ? $expiresAt
                     : Carbon::parse($expiresAt);
-            } else {
-                $ttlHours = (int) (GuestPolicySetting::current()->join_token_ttl_hours ?? 0);
 
-                if ($ttlHours > 0) {
-                    $payload['expires_at'] = now()->addHours($ttlHours);
+                $minimumExpiry = $this->minimumExpiryForEvent($event);
+                if ($minimumExpiry && $resolvedExpiry->lessThan($minimumExpiry)) {
+                    $resolvedExpiry = $minimumExpiry;
+                }
+
+                $payload['expires_at'] = $resolvedExpiry;
+            } else {
+                $defaultExpiry = $this->defaultExpiryForEvent($event);
+
+                if ($defaultExpiry) {
+                    $payload['expires_at'] = $defaultExpiry;
                 }
             }
 
@@ -48,6 +55,21 @@ class EventJoinTokenService
         });
     }
 
+    public function extendExpiryForEvent(Event $event): int
+    {
+        $minimumExpiry = $this->minimumExpiryForEvent($event);
+
+        if (! $minimumExpiry) {
+            return 0;
+        }
+
+        return $event->joinTokens()
+            ->whereNull('revoked_at')
+            ->whereNotNull('expires_at')
+            ->where('expires_at', '<', $minimumExpiry)
+            ->update(['expires_at' => $minimumExpiry]);
+    }
+
     public function revoke(EventJoinToken $joinToken, ?string $reason = null): EventJoinToken
     {
         unset($joinToken->plain_token);
@@ -162,6 +184,61 @@ class EventJoinTokenService
         return hash('sha256', $token);
     }
 
+    public function minimumExpiryForEvent(Event $event): ?Carbon
+    {
+        $eventDate = $this->resolveEventDate($event);
+
+        if (! $eventDate) {
+            return null;
+        }
+
+        $ttlHours = $this->defaultTtlHours();
+
+        if ($ttlHours > 0) {
+            return $eventDate->copy()->addHours($ttlHours);
+        }
+
+        return $eventDate;
+    }
+
+    private function defaultExpiryForEvent(Event $event): ?Carbon
+    {
+        $ttlHours = $this->defaultTtlHours();
+
+        if ($ttlHours <= 0) {
+            return null;
+        }
+
+        $defaultExpiry = now()->addHours($ttlHours);
+        $minimumExpiry = $this->minimumExpiryForEvent($event);
+
+        if ($minimumExpiry && $minimumExpiry->greaterThan($defaultExpiry)) {
+            $defaultExpiry = $minimumExpiry;
+        }
+
+        return $defaultExpiry;
+    }
+
+    private function resolveEventDate(Event $event): ?Carbon
+    {
+        if (! ($event->date instanceof Carbon)) {
+            return null;
+        }
+
+        $eventDate = $event->date->copy();
+
+        if ($eventDate->format('H:i:s') === '00:00:00') {
+            $eventDate = $eventDate->endOfDay();
+        }
+
+        return $eventDate;
+    }
+
+    private function defaultTtlHours(): int
+    {
+        return (int) (GuestPolicySetting::current()->join_token_ttl_hours ?? 0);
+    }
+
     private function normalizeDeviceId(?string $deviceId): ?string
     {
         if (! is_string($deviceId) || trim($deviceId) === '') {